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12.5 Error codes returned to request source during communication with CPU module
12
TROUBLESHOOTING
Table12.10 Error code (Continue)
Error code
(Hexadecimal)
Error item Error details Corrective action
408A
H
Other errors
The file capacity was exceeded by the write
during Run.
• Check the capacity of the specified program file.
• Write the program after setting the CPU module to the
STOP status.
408B
H
The remote request cannot be executed.
• Reexecute after the CPU module is in a status where
the mode request can be executed.
• For remote operation, set the parameter to "Enable
remote reset".
408D
H
The instruction code that cannot be handled
exists.
• Check whether the model of the used CPU module is
correct or not.
• The sequence program where online program change
was attempted includes the instruction that cannot be
handled by the CPU module model name set in the
project. Reexamine the sequence program and delete
that instruction.
408E
H
The write step is illegal.
• Write the program after setting the CPU module to the
STOP status.
• The starting position of online program change is not
specified with the correct program step No. Check
whether the used peripheral device supports the CPU
module model name and CPU module version set in
the project.
4103
H
The instruction written during RUN is wrong or
illegal.
Execute online program change again, or write the
program after setting the CPU module to the STOP
status.
4110
H
CPU mode
error
Since the CPU module is in a stop error
status, it cannot execute the request.
Execute the request again after resetting the CPU
module.
4121
H
File-related
errors
The specified drive (memory) or file does not
exist.
Execute again after checking the specified drive
(memory) or file.
4122
H
The specified drive (memory) or file does not
exist.
Execute again after checking the specified drive
(memory) or file.
4123
H
The specified drive (memory) is abnormal.
Execute PLC memory format to make the drive (memory)
normal.
In the case of the Flash ROM, check the data to be
written to the Flash ROM, and write them to the Flash
ROM.
4124
H
The specified drive (memory) is abnormal.
Execute PLC memory format to make the drive (memory)
normal.
In the case of the Flash ROM, check the data to be
written to the Flash ROM, and write them to the Flash
ROM.